Patent
   D304070
Priority
Mar 17 1986
Filed
Mar 17 1986
Issued
Oct 17 1989
Expiry
Oct 17 2003
Assg.orig
Entity
unknown
5
6
n/a
The ornamental design for a shut-off valve for specialty gases, as shown and described.

FIG. 1 is a perspective view of a shut-off valve for specialty gases showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a rear elevational view thereof; and

FIG. 7 is a front elevational view thereof.

Hughes, Richard E.

Patent Priority Assignee Title
6000933, Apr 04 1997 Variable burner orifice furnace manifold
D406008, Dec 19 1996 Flange jointed type barbecue valve
D844115, Apr 27 2017 Faucet
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D852332, Apr 27 2017 Faucet
Patent Priority Assignee Title
2468674,
3750704,
3771765,
3774604,
D287043, Jul 06 1984 Automatic fluid shutoff valve
D287044, Jul 06 1984 Fluid control valve
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